Lincoln D. Cathers, a naval architect who retired from the Department of the Navy in 1989 as technology director specializing in design concepts for attack submarines, died June 1 at his home in Queensbury, N.Y. He was 79.

The cause was mesothelioma, said his daughter, Jennifer Keninitz.

Mr. Cathers served in the Navy from 1957 to 1961, then became a civilian architect for the Navy’s Bureau of Ships. He was design manager for the attack submarine later named Seawolf, for which he received the Navy’s Superior Civilian Service Award. His last assignment was at the David Taylor Model Basin in Bethesda.

Lincoln Drury Cathers was a native of Syracuse, N.Y., and a 1956 graduate of the Webb Institute of Naval Architecture and Marine Engineering in Glen Cove, N.Y. He was a 1961 graduate of George Washington University law school and received a master’s degree in business administration at the Massachusetts Institute of Technology in 1976.

He was a former president of the Potomac Curling Club.

He moved to Upstate New York from Bethesda on retirement and worked a second career as a financial planner.

Survivors include his wife of 54 years, Nancy Fletcher Cathers of Queensbury; four daughters, Caren Hurley of Anchorage, Jennifer Keninitz of Germantown, Courtney Rowe of Advance, N.C., and Lynsey Fitzgerald of Queensbury; a sister; and 10 grandchildren.

— Bart Barnes